/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 13:23:49,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 13:23:49,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 13:23:49,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-12 13:23:49,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-12 13:23:49,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-12 13:23:49,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-12 13:23:49,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-12 13:23:49,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-12 13:23:49,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-12 13:23:49,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-12 13:23:49,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-12 13:23:49,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 13:23:49,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 13:23:49,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 13:23:49,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 13:23:49,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 13:23:49,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 13:23:49,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 13:23:49,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 13:23:49,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 13:23:49,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 13:23:49,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 13:23:49,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 13:23:49,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-12 13:23:49,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-12 13:23:49,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-12 13:23:49,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-12 13:23:49,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-12 13:23:49,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-12 13:23:49,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-12 13:23:49,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-12 13:23:49,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-12 13:23:49,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-12 13:23:49,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-12 13:23:49,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-12 13:23:49,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-12 13:23:49,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-12 13:23:49,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 13:23:49,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 13:23:49,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 13:23:49,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2021-03-12 13:23:49,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 13:23:49,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 13:23:49,430 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 13:23:49,431 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 13:23:49,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 13:23:49,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 13:23:49,433 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 13:23:49,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 13:23:49,433 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 13:23:49,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 13:23:49,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 13:23:49,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 13:23:49,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 13:23:49,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 13:23:49,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 13:23:49,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 13:23:49,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 13:23:49,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 13:23:49,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 13:23:49,437 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 13:23:49,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 13:23:49,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 13:23:49,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 13:23:49,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 13:23:49,724 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 13:23:49,725 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 13:23:49,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i [2021-03-12 13:23:49,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45b7364bd/3ef65328efd44ca7bca952178e727366/FLAGea0f088aa [2021-03-12 13:23:50,113 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 13:23:50,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i [2021-03-12 13:23:50,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45b7364bd/3ef65328efd44ca7bca952178e727366/FLAGea0f088aa [2021-03-12 13:23:50,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45b7364bd/3ef65328efd44ca7bca952178e727366 [2021-03-12 13:23:50,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 13:23:50,509 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 13:23:50,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 13:23:50,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 13:23:50,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 13:23:50,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f70504d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50, skipping insertion in model container [2021-03-12 13:23:50,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 13:23:50,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 13:23:50,651 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i[950,963] [2021-03-12 13:23:50,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:23:50,800 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 13:23:50,809 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i[950,963] [2021-03-12 13:23:50,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:23:50,876 INFO L208 MainTranslator]: Completed translation [2021-03-12 13:23:50,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50 WrapperNode [2021-03-12 13:23:50,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 13:23:50,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 13:23:50,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 13:23:50,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 13:23:50,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 13:23:50,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 13:23:50,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 13:23:50,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 13:23:50,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... [2021-03-12 13:23:50,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 13:23:50,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 13:23:50,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 13:23:50,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 13:23:50,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 13:23:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 13:23:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 13:23:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 13:23:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 13:23:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 13:23:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 13:23:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 13:23:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 13:23:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 13:23:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 13:23:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 13:23:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 13:23:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 13:23:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 13:23:51,005 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 13:23:51,324 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 13:23:51,325 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-12 13:23:51,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:23:51 BoogieIcfgContainer [2021-03-12 13:23:51,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 13:23:51,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 13:23:51,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 13:23:51,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 13:23:51,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 01:23:50" (1/3) ... [2021-03-12 13:23:51,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402e8ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:23:51, skipping insertion in model container [2021-03-12 13:23:51,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:23:50" (2/3) ... [2021-03-12 13:23:51,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402e8ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:23:51, skipping insertion in model container [2021-03-12 13:23:51,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:23:51" (3/3) ... [2021-03-12 13:23:51,331 INFO L111 eAbstractionObserver]: Analyzing ICFG safe013_tso.oepc.i [2021-03-12 13:23:51,335 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 13:23:51,335 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 13:23:51,338 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 13:23:51,338 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 13:23:51,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,359 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,361 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,363 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,364 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,367 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,367 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,369 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,369 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:23:51,370 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 13:23:51,382 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 13:23:51,412 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 13:23:51,413 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 13:23:51,413 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 13:23:51,413 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 13:23:51,413 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 13:23:51,413 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 13:23:51,413 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 13:23:51,413 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 13:23:51,491 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:23:51,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:23:51,497 INFO L82 PathProgramCache]: Analyzing trace with hash -20563399, now seen corresponding path program 1 times [2021-03-12 13:23:51,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:23:51,503 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181004493] [2021-03-12 13:23:51,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:23:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:23:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:23:51,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181004493] [2021-03-12 13:23:51,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:23:51,645 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 13:23:51,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526162353] [2021-03-12 13:23:51,649 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-12 13:23:51,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:23:51,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-12 13:23:51,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-12 13:23:51,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,661 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:23:51,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:23:51,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,670 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 13:23:51,670 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:23:51,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:23:51,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1895963834, now seen corresponding path program 1 times [2021-03-12 13:23:51,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:23:51,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103197374] [2021-03-12 13:23:51,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:23:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:23:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:23:51,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103197374] [2021-03-12 13:23:51,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:23:51,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 13:23:51,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847157061] [2021-03-12 13:23:51,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 13:23:51,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:23:51,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 13:23:51,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-12 13:23:51,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,839 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:23:51,839 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:23:51,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:51,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:51,973 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 13:23:51,973 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:23:51,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:23:51,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1988258362, now seen corresponding path program 2 times [2021-03-12 13:23:51,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:23:51,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708753710] [2021-03-12 13:23:51,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:23:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:23:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:23:52,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708753710] [2021-03-12 13:23:52,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:23:52,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 13:23:52,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446073111] [2021-03-12 13:23:52,090 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 13:23:52,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:23:52,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 13:23:52,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-12 13:23:52,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:52,091 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:23:52,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:23:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:52,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:52,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:52,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:52,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 13:23:52,631 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 13:23:52,631 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:23:52,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:23:52,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1467544876, now seen corresponding path program 3 times [2021-03-12 13:23:52,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:23:52,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658961431] [2021-03-12 13:23:52,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:23:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:23:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:23:52,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658961431] [2021-03-12 13:23:52,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:23:52,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 13:23:52,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015680844] [2021-03-12 13:23:52,730 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 13:23:52,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:23:52,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 13:23:52,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 13:23:52,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:52,730 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:23:52,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:23:52,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:52,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:52,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 13:23:52,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:53,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 13:23:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:23:53,099 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 13:23:53,099 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:23:53,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:23:53,100 INFO L82 PathProgramCache]: Analyzing trace with hash -119200338, now seen corresponding path program 4 times [2021-03-12 13:23:53,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:23:53,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461042829] [2021-03-12 13:23:53,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:23:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:23:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:23:53,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461042829] [2021-03-12 13:23:53,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:23:53,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 13:23:53,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40479766] [2021-03-12 13:23:53,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 13:23:53,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:23:53,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 13:23:53,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 13:23:53,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:53,226 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:23:53,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 13:23:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 13:23:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:23:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:53,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:23:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:23:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 13:23:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:23:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:23:53,732 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 13:23:53,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 01:23:53 BasicIcfg [2021-03-12 13:23:53,743 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 13:23:53,744 INFO L168 Benchmark]: Toolchain (without parser) took 3237.50 ms. Allocated memory was 339.7 MB in the beginning and 444.6 MB in the end (delta: 104.9 MB). Free memory was 303.4 MB in the beginning and 219.9 MB in the end (delta: 83.5 MB). Peak memory consumption was 238.0 MB. Max. memory is 16.0 GB. [2021-03-12 13:23:53,744 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 339.7 MB. Free memory is still 321.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 13:23:53,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.60 ms. Allocated memory is still 339.7 MB. Free memory was 302.7 MB in the beginning and 303.2 MB in the end (delta: -489.8 kB). Peak memory consumption was 11.5 MB. Max. memory is 16.0 GB. [2021-03-12 13:23:53,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.60 ms. Allocated memory is still 339.7 MB. Free memory was 303.2 MB in the beginning and 301.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 13:23:53,748 INFO L168 Benchmark]: Boogie Preprocessor took 23.13 ms. Allocated memory is still 339.7 MB. Free memory was 301.1 MB in the beginning and 300.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 13:23:53,748 INFO L168 Benchmark]: RCFGBuilder took 392.01 ms. Allocated memory is still 339.7 MB. Free memory was 300.1 MB in the beginning and 275.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-03-12 13:23:53,748 INFO L168 Benchmark]: TraceAbstraction took 2416.50 ms. Allocated memory was 339.7 MB in the beginning and 444.6 MB in the end (delta: 104.9 MB). Free memory was 274.9 MB in the beginning and 219.9 MB in the end (delta: 55.0 MB). Peak memory consumption was 207.0 MB. Max. memory is 16.0 GB. [2021-03-12 13:23:53,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 339.7 MB. Free memory is still 321.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 365.60 ms. Allocated memory is still 339.7 MB. Free memory was 302.7 MB in the beginning and 303.2 MB in the end (delta: -489.8 kB). Peak memory consumption was 11.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 31.60 ms. Allocated memory is still 339.7 MB. Free memory was 303.2 MB in the beginning and 301.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 23.13 ms. Allocated memory is still 339.7 MB. Free memory was 301.1 MB in the beginning and 300.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 392.01 ms. Allocated memory is still 339.7 MB. Free memory was 300.1 MB in the beginning and 275.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2416.50 ms. Allocated memory was 339.7 MB in the beginning and 444.6 MB in the end (delta: 104.9 MB). Free memory was 274.9 MB in the beginning and 219.9 MB in the end (delta: 55.0 MB). Peak memory consumption was 207.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 57633, positive: 54848, positive conditional: 54848, positive unconditional: 0, negative: 2785, negative conditional: 2785, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 55253, positive: 54848, positive conditional: 54848, positive unconditional: 0, negative: 405, negative conditional: 405, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 55253, positive: 54145, positive conditional: 0, positive unconditional: 54145, negative: 1108, negative conditional: 0, negative unconditional: 1108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 489, positive: 481, positive conditional: 0, positive unconditional: 481, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 489, positive: 477, positive conditional: 0, positive unconditional: 477, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 12, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 32, positive conditional: 18, positive unconditional: 15, negative: 69, negative conditional: 13, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 55253, positive: 53664, positive conditional: 0, positive unconditional: 53664, negative: 1100, negative conditional: 0, negative unconditional: 1100, unknown: 489, unknown conditional: 0, unknown unconditional: 489] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 487, Positive conditional cache size: 6, Positive unconditional cache size: 481, Negative cache size: 12, Negative conditional cache size: 4, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 12, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 32, positive conditional: 18, positive unconditional: 15, negative: 69, negative conditional: 13, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3912, positive: 697, positive conditional: 697, positive unconditional: 0, negative: 3205, negative conditional: 321, negative unconditional: 2884, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 487, Positive conditional cache size: 6, Positive unconditional cache size: 481, Negative cache size: 12, Negative conditional cache size: 4, Negative unconditional cache size: 8, Eliminated conditions: 2884, SemanticConditionEliminator.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 12, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 32, positive conditional: 18, positive unconditional: 15, negative: 69, negative conditional: 13, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3912, positive: 697, positive conditional: 697, positive unconditional: 0, negative: 3205, negative conditional: 321, negative unconditional: 2884, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 487, Positive conditional cache size: 6, Positive unconditional cache size: 481, Negative cache size: 12, Negative conditional cache size: 4, Negative unconditional cache size: 8, Eliminated conditions: 2884, SemanticConditionEliminator.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 12, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 32, positive conditional: 18, positive unconditional: 15, negative: 69, negative conditional: 13, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3912, positive: 697, positive conditional: 697, positive unconditional: 0, negative: 3205, negative conditional: 321, negative unconditional: 2884, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 487, Positive conditional cache size: 6, Positive unconditional cache size: 481, Negative cache size: 12, Negative conditional cache size: 4, Negative unconditional cache size: 8, Eliminated conditions: 2884, SemanticConditionEliminator.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 12, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 32, positive conditional: 18, positive unconditional: 15, negative: 69, negative conditional: 13, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3912, positive: 697, positive conditional: 697, positive unconditional: 0, negative: 3205, negative conditional: 321, negative unconditional: 2884, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 487, Positive conditional cache size: 6, Positive unconditional cache size: 481, Negative cache size: 12, Negative conditional cache size: 4, Negative unconditional cache size: 8, Eliminated conditions: 2884, SemanticConditionEliminator.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3912, positive: 703, positive conditional: 703, positive unconditional: 0, negative: 3209, negative conditional: 325, negative unconditional: 2884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 12, negative conditional: 4, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 32, positive conditional: 18, positive unconditional: 15, negative: 69, negative conditional: 13, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3912, positive: 697, positive conditional: 697, positive unconditional: 0, negative: 3205, negative conditional: 321, negative unconditional: 2884, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 487, Positive conditional cache size: 6, Positive unconditional cache size: 481, Negative cache size: 12, Negative conditional cache size: 4, Negative unconditional cache size: 8, Eliminated conditions: 2884 ], Maximal queried relation: 5, Independence queries for same thread: 2380 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2348.7ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.0ms, PartialOrderReductionTime: 1616.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 18.8ms SsaConstructionTime, 125.6ms SatisfiabilityAnalysisTime, 410.0ms InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 719 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...